69 Best Communications Startups in United States to Watch in 2025

The Definitive Seedtable Ranking of Communications Startups in United States

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 1,252 start-ups with an aggregate funding of $12.9b. The average funding per company in this subset is $187.6m.

Last update to the database: Feb 18, 2025. See changelog.

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9

Funding Rounds

$570.0m

Money raised

Dialpad is a San Francisco-headquartered business communications platform company.

1

Funding Rounds

$1.5m

Money raised

Developer of low-latency and high-throughput broadband networks for AR/VR, IoT, robotics, and other emerging technologies.

1

Funding Rounds

$200.0m

Money raised

Forbes is an American media company focused on business, technology, and finance.

4

Funding Rounds

$16.5m

Money raised

DeepSig is an early-stage startup that develops deep learning software to reinvent wireless communications.

3

Funding Rounds

$900.0k

Money raised

Pitney Bowes is a Stamford, Connecticut-based company founded in 1920 by Walter Bowes.

4

Funding Rounds

$60.6m

Money raised

Kumu Networks provides a proprietary self-interference cancellation technology that increases the efficiency of wireless networks.

4

Funding Rounds

$49.0m

Money raised

Siklu is a San Jose, California and Petah Tikva-based telecommunications company developing multi-gigabit wireless fiber connectivity systems for urban, suburban, and rural areas.

3

Funding Rounds

$764.7m

Money raised

Bitmain is a Beijing-based multinational semiconductor company, founded in 2013, that manufactures products for blockchain and artificial intelligence (AI) applications.

6

Funding Rounds

$157.0m

Money raised

Data.ai, formerly known as App Annie, is a unified data and artificial intelligence (AI) company that combines consumer and market data to provide AI-powered insights into mobile app market data.

4

Funding Rounds

$60.7m

Money raised

Vidyard is a company providing a video marketing platform for businesses. It participated in the S11 cohort of Y Combinator.

Key people:

7

Funding Rounds

$81.3m

Money raised

Kepler Communications is a company that has a focus on satellite production and communication networks.

5

Funding Rounds

$18.0m

Money raised

Krisp is a technology company developing an AI-powered app designed to eliminate background noise during online communications.

9

Funding Rounds

$1.1b

Money raised

Circle is a peer-to-peer payments technology company that is headquartered in Boston, Massachusetts and was founded in 2013 by Jeremy Allaire and Sean Neville.

Location:

Key people:

Zayo Group offers bandwidth infrastructure services across various markets, delivering lit services and dark fiber products. It supports wireline and wireless customers, data centers, and government agencies with a robust network infrastructure. The company also provides carrier-neutral colocation facilities to enhance connectivity options.

6

Funding Rounds

$22.0m

Money raised

GigSky is a Palo Alto, California-based provider of SIM-card and eSIM based data services for travelers and provider of cloud-based management tools for network devices and IoT devices.

Key people:

2

Funding Rounds

$8.8m

Money raised

Parallel Wireless provides cellular radio access network solutions.

Key people:

4

Funding Rounds

$12.0m

Money raised

LotusFlare is a developer of digital engagement platforms intended to help companies acquire, engage, retain, and monetize users on digital channels.

Key people:

3

Funding Rounds

$37.1m

Money raised

Mimosa Networks is a Santa Clara, California-based communications systems company developing broadband wireless communication and connection systems.

8

Funding Rounds

$646.9m

Money raised

Socure is a New York City-based developer of an identity verification and fraud risk solution.

2

Funding Rounds

$2.0m

Money raised

Plivo is a cloud-based communications platform as a service (CPaaS) company headquartered in San Francisco, California. The company allows software developers to integrate phone calls, text messages, and other communication functions into their applications using its web service APIs.

7

Funding Rounds

$2.2b

Money raised

Anduril builds AI platforms to protect troops, fight wildfires, perform search & rescue missions, and provide border surveillance. It was founded in 2017 and is located in Irvine, California.

5

Funding Rounds

$60.2m

Money raised

U.S-based 3D media technology company providing worldwide end-to-end virtual media solutions.

9

Funding Rounds

$364.0m

Money raised

Altiostar Networks is a company that provides 4G and 5G open vRAN software in a B2B model.

3

Funding Rounds

$5.5m

Money raised

Tupl Inc. is a Bellevue, Washington-based artificial intelligence and software company developing automation utilities for various industries, including telecommunications, agriculture, manufacturing, and health.

Industries:

Key people:

9

Funding Rounds

$374.3m

Money raised

Lattice is a people workforce management platform for goal management, weekly check-ins, and performance reviews.

Location:

Key people:

7

Funding Rounds

$218.1m

Money raised

SendBird is a developer of a messaging API for mobile applications and websites.

7

Funding Rounds

$314.2m

Money raised

HawkEye 360 is a Herndon, Virginia-based data analytics company developing radio frequency mapping technologies for use in space.

Key people:

4

Funding Rounds

$30.4m

Money raised

Moz is a company developing and providing inbound marketing analytics software.

2

Funding Rounds

$25.5m

Money raised

Itential is an Atlanta-based network company developing intelligent network automation tools for multi-domain networks.

Location:

Key people:

5

Funding Rounds

$41.6m

Money raised

SignalWire is a developer of an API and products platform.

2

Funding Rounds

$2.5m

Money raised

Tanaza is a Milan-based software company developing a cloud platform for IT professionals to manage Wi-Fi networks.

3

Funding Rounds

$158.2m

Money raised

Cohere Technologies is a software-based spectrum multiplier solution provider.

Key people:

2

Funding Rounds

$12.2m

Money raised

Haptik is a company developing conversational AI for customer experience.

Key people:

1

Funding Rounds

$2.5m

Money raised

Minim is a Manchester, New Hampshire-based communications company developing software-based communications products including WiFi products.

7

Funding Rounds

$169.8m

Money raised

An artificial intelligence company offering a call tracking and conversational analytics for marketers.

6

Funding Rounds

$80.5m

Money raised

Hologram is a company with a platform for building Internet of Things type products

Key people:

3

Funding Rounds

$2.8m

Money raised

First Orion is a Little Rock, Arkansas-based software company offering identity verification for telecommunication companies and protection from scam calls.

Key people:

1

Funding Rounds

$2.0m

Money raised

Jumpcut creates online courses and is based in Los Angeles, California.

Industries:

Location:

Key people:

8

Funding Rounds

$488.0m

Money raised

Outreach is a sales engagement platform that uses artificial intelligence (AI) for predictive analytics as it relates to sales.

6

Funding Rounds

$678.5m

Money raised

Klaviyo is a marketing automation software company which has a email software platform with SMS for ecommerce companies.

Location:

Key people:

6

Funding Rounds

$107.8m

Money raised

GumGum is a Santa Monica, California-based developer of computer vision and machine learning systems for contextually driven advertising and brand protection.

7

Funding Rounds

$491.5m

Money raised

InVision is New York City based startup building a collaborative and wireframing design tool.

2

Funding Rounds

$365.0m

Money raised

Ligado is developing solutions for reliable and secure 5G mobile private networks.

2

Funding Rounds

$15.0m

Money raised

Launch House is a physical and digital community for entrepreneurs and creators.

Key people:

1

Funding Rounds

$10.0m

Money raised

Voximplant is a Palo Alto, California-based company that provides a cloud communications platform with voice, video, and messaging solutions for enterprises, startups, and nonprofit organizations.

Key people:

1

Funding Rounds

$53.5k

Money raised

Adant Technologies is a designer and manufacturer of wireless systems, including beamshaping antenna technology for WiFi, 4G, 5G, IoT, and RFId and RF devices.

Key people:

1

Funding Rounds

$3.0m

Money raised

Airwaive is an online marketplace that connects wireless service providers with home and business owners who earn an income operating wireless access points.

10

Funding Rounds

$376.1m

Money raised

Tarana Wireless is a wireless network provider that offers gigabit-speed over non-line-of-sight connections at long range.

Key people:

4

Funding Rounds

$209.0m

Money raised

Pixis is a company developing an artificial intelligence (AI) platform for brands to monitor and orchestrate marketing campaigns.

8

Funding Rounds

$644.9m

Money raised

Highspot provides a sales enablement platform that increases the success of sales teams across many industries.

Industries:

Location:

Key people:

1

Funding Rounds

$3.0m

Money raised

Pathmatics provides AI-powered analytics software for marketers that can extract data about various channels, including social media, video, and display.

13

Funding Rounds

$277.5m

Money raised

An information technology company offering an operational communications platform.

3

Funding Rounds

$400.0k

Money raised

Buffer is a company founded by Joel Gascoigne, Leo Widrich and Tom Moor.

Location:

Key people:

3

Funding Rounds

$4.0m

Money raised

Skyloom is an Oakland, California-based telecommunications company developing laser communication satellite systems for space-based communications.

1

Funding Rounds

$12.0m

Money raised

Amplemarket provides lead generation, email outreach, and lead qualification on autopilot.

3

Funding Rounds

Astrome is a wireless technology development company using wave technology to offer wireless backhaul solutions.

2

Funding Rounds

$17.1m

Money raised

Zomentum provides a revenue platform that integrates software as a service (SaaS) and their technology partners to simplify sales processes and maximize revenue.

Industries:

Location:

Key people:

5

Funding Rounds

$140.0m

Money raised

Omnispace offers hybrid connectivity solutions based on satellite and terrestrial networks for a variety of industries.

1

Funding Rounds

$1.8m

Money raised

XPRIZE Foundation is an artificial intelligence company that manages public competitions for technological developments

Key people:

1

Funding Rounds

$15.0m

Money raised

Infiot is an information technology company providing cloud architecture for the IoT industry.

5

Funding Rounds

$29.3m

Money raised

GenXComm is an Austin, Texas-based company developing cellular mesh for 4G and 5G networks.

3

Funding Rounds

$4.1m

Money raised

Analytical Space is a satellite communications company making satellites equipped with RD-laser communications technology.

5

Funding Rounds

$48.1m

Money raised

Spire is a company developing tags that provide health tracking including respiration, sleep, stress, activity, and pulse rate.

Location:

Key people:

5

Funding Rounds

$373.0m

Money raised

Gupshup is an AI-powered messaging platform that integrates with communication software and protocols for commerce, marketing, and support applications.

3

Funding Rounds

$138.0m

Money raised

Pinecone is a company developing a fully managed, cloud-native vector database, simplifying adding vector search to production applications and providing long-term memory for AI applications.

8

Funding Rounds

$192.1m

Money raised

IntelePeer is a software company and customer communications platform.

Key people:

7

Funding Rounds

$281.3m

Money raised

MindTickle is a company that has developed software tools for business sales

2

Funding Rounds

$1.0m

Money raised

Sensor Tower is an app analytics and competitive app intelligence platform.

5

Funding Rounds

$141.0m

Money raised

Founded in 2017 by David Hsu, Retool is an internal tool-building company for creating new business applications.

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